单项选择题

下列程序执行后，执行的结果是______ 。
Dim M(2)
For i = 1 To 2
M(i) = 0
Next i
k=2
For i = 1 To k
For j = 1 To k
M(j) = M(i) + 1
Print M(k):
Next j
Next I

A．1234
B．0123
C．0223
D．2345
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单项选择题
23 有如下程序段，该程序段循环的次数是______。 Dim i As Integer Dim j As Integer Dim k As Integer k=0 For i = 0 To 10 Step 3 For j = 1 To 5 If j ＞ 3 Then k = k + 4: Exit For k=k+1 Print k Next j If i ＞ 8 Then Exit For Next i
A．9
B．10
C．11
D．12
单项选择题
窗体中有3个按钮Command1、Command2和Command3，该程序的功能是当单击按钮Command1时，按钮2可用，按钮3不可见，正确的程序是 Private Sub Command1_Click() Command2. Visible=False Command3. Enabled=True End Sub Private Sub Commnd1_Click() Command2. Visible=False Command3. Enabled=False End Sub Private Sub Command1_Click() Command2. Enabled=True Command3. Visible=False End Sub Private Sub Command1_Click() Command2. Visible=True Command3. Enabled=True End Sub
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